hsyuan commented on a change in pull request #1869: [CALCITE-3868] Remove redundant ruleSet and ruleNames in VolcanoPlanner URL: https://github.com/apache/calcite/pull/1869#discussion_r398182889
########## File path: core/src/main/java/org/apache/calcite/plan/AbstractRelOptPlanner.java ########## @@ -44,18 +44,13 @@ * Abstract base for implementations of the {@link RelOptPlanner} interface. */ public abstract class AbstractRelOptPlanner implements RelOptPlanner { - //~ Static fields/initializers --------------------------------------------- - - /** Regular expression for integer. */ - private static final Pattern INTEGER_PATTERN = Pattern.compile("[0-9]+"); - //~ Instance fields -------------------------------------------------------- /** * Maps rule description to rule, just to ensure that rules' descriptions * are unique. */ - private final Map<String, RelOptRule> mapDescToRule = new HashMap<>(); + protected final Map<String, RelOptRule> mapDescToRule = new HashMap<>(); Review comment: It turns out we still need it to be protected to avoid copying. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services